What are the advantages of our hex socket head cap allen bolt screws?

Superb Material: The assorted metric bolts and nuts are all made of high-quality stainless steel material, which is corrosion-resistant, rust-proof, not easy to break, can still maintain high strength and excellent performance in harsh environments, and is durable.
Practical Design: These button head socket cap metric screws are smooth and burr-free, with uniform threads, clear lines, good fastening effect, not easy to deform and slide during work; the equipped nut can expand the contact surface, reduce pressure, and protect screws and parts.
Easy to Store: All hex button head cap screw bolts and nuts kit are stored in a transparent and sturdy storage box with compartments, stored separately, well organized, easy to carry and find. No mess during transport and easy to use.
Widely Used: Suitable for shops, garages, home use, for door handles, faucets, lamps, locks, toys, precision machinery, electronics, household appliances, industrial machinery, 3D printer parts, automotive industry, construction and various machinery maintenance, or others.
Package Includes: You will receive 30 pcs for each size: 4#*5/16(m3*8), 4#*1/2(m3*12), 4#*5/8(m3*16), 4#*3/4(m3*20), 8#*5/16(m4*8), 8#*1/2(m4*12), 8#*5/8(m4*16), 8#*3/4(m4*20), 120 pcs 4# nuts(m3), 120 pcs 8# nuts(m4);15 pcs for each size: 10#*5/16(m5*8), 10#*1/2(m5*12), 10#*5/8(m5*16), 10#*3/4(m5*20), and 60 pcs 10# nuts(m5), 600pcs in total, sufficient quantity and in various sizes to meet the needs of different occasions.

Shipping is complimentary within the lower 48 US States.

We Do Not Ship to PO/APO Boxes, HI or Alaska
We Do Not Ship Outside of the Continental US
All items ship within 24-72 hours of Payment
For large items that require Freight shipping a valid phone number is required to call and schedule your delivery

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